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Monthly Archives: July 2017

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In witnessing the brain’s ‘aha!’ moment, scientists shed light on biology of consciousness

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Michael Shadlen, MD, PhD (above) and his team have made new progress in our understanding of the biology of conscious thought. Credit: John Abbott Columbia scientists...
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Genetic ‘fossils’ reveal long-term viral partnerships in grass

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To complete the life cycles, defective pararetrovirus species have evolved to form partnerships which are maintained by frequent exchanges of their noncoding regulatory sequences...
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Lutein, found in leafy greens, may counter cognitive aging

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Avocado and spinach smoothies. Credit: © fortyforks / Fotolia Spinach and kale are favorites of those looking to stay physically fit, but they also could keep...
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Neutrons and a ‘bit of gold’ uncover new type of quantum phase transition

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ORNL researchers have discovered a new type of quantum critical point, a new way in which materials change from one state of matter to...
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Collider reveals sharp change from ‘quark soup’ to atoms

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Yadav Pandit analyzing data at STAR. Credit: Image courtesy of Yadav Pandit Scientists using the atom smasher at the U.S. Department of Energy’s Brookhaven National Laboratory...
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Transitions between states of matter: It’s more complicated, scientists find

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Melting ice. The seemingly simple process of phase changes -- those transitions between states of matter -- is more complex than previously known. Credit: ©...
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Fundamental breakthrough in the future of designing materials

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Dr. Xiaopu Zhang and Professor John Boland. Credit: AMBER, Trinity College Dublin A team of researchers from AMBER, the Science Foundation Ireland funded materials science centre...
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New magnet has nearly massless charge carriers

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The magnetic and electronic states of newly discovered Sr1-yMn1-zSb2 are depicted by spheres representing the positions of the atoms in the crystal structure of...
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New surgical strategy offers hope for repairing spinal injuries

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Both ventral and dorsal roots have been detached, which is the common scenario clinically, the ventral root is implanted directly into the cord as...
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Significant ongoing decline in sperm counts of Western men

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A rigorous and comprehensive meta-analysis of data collected between 1973 and 2011 finds that among men from Western countries, sperm concentration declined by more...
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Potential for synthetic materials systems that can ‘count’ and sense their size

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Modeled microcapsules demonstrate 'quorum sensing' behavior. A small collection of microcapsules remains dormant (left) whereas a large, crowded population exhibits oscillations in chemical activity...